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Individual Calculations March 2011 |
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| Haveman, Koen Total change: -3.25 | |   |
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| Schaakfestival Groningen 2010 Compact A | Groningen | NED | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2145 | 1996 | 1.00 | 3 | 0.09 | 25 | 2.25 | |
|  Potze, Rudolf | | | 2110 | NED | 0.00 | 1 | -0.34 | 25 | -8.50 | |  Wubben, Marcel | | | 2115 | NED | 1.00 | 1 | 0.66 | 25 | 16.50 | | | Meurs, Tom | | | 2210 | NED | 0.00 | 1 | -0.23 | 25 | -5.75 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Dutch Team Competition - 2A - round 5-6 2011 | Various | NED | 2011-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2211 | 1989 | 0.00 | 1 | -0.22 | 25 | -5.50 | |
| | De Graaf, Dick | | | 2211 | NED | 0.00 | 1 | -0.22 | 25 | -5.50 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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